package logTest;


public class test {
	
	public static void main(String[] args) {
//	public static void main(String[] args) {
		int count=1;
		int n=7;
		for (int i=1;i<=n;i++ ){
			count+=1<<i;
		}
		Math.random();
		System.out.println(count);
		
		
	}
	
}
